# Do Now/Homework 1/11-1/15

```PreAlgebra Calendar for the Week 1/11/16-1/15/16
Monday 1/11/16
2. Solve and check:
1. Simplify:
a. (2x + 4) – (8x – 9)
a) 5(x – 2) = 20
b) -2x + 7 = x – 2
b. -2(3x – 5) + (-4)(2)
3. The bike you want to purchase is
priced at \$116. You already have \$43.50
saved and plan to save an additional \$7.25
every week. Write and solve an equation
to find the number of weeks you need to
save before you can purchase the bike.
HW # 60 page 126 #s 1, 2 Page 127 #s 6,8 Page 128 #s 10, 11
Tuesday 1/12/16
2. Factor:
1. The perimeter of the rectangle
is 400 inches. What is the value of
j? (All measurements are in inches
a. 12x – 36
3. Graph the following inequalities on the
number line provided.
a) x < -2
b. 3x + 27
4j
b) x ≥ 1.5
60
HW # 61 Page 128 #s 4, 5, 21 Page 132 #s 1-3
Wednesday 1/13/16
1. Solve and check:
2
𝑥 + 12 = −20
3
2. Solve the inequality.
a) 5y ≤ 25
b) x + 2 > 36
3. Find the rate of change.
(-2, 4) and (6, 8)
HW # 62 Page 133 #s 4, 6 Page 134 #18 Page 135 # 21 Page 142 #s 11, 13
3. Tell whether the given value
Thursday 1/14/16
2. Multiply:
is a solution to the inequality.
3 1
1. You have a big math exam in a few days.
−3 ∙ 5
Explain.
5 4
You plan to study at least 3 hours. Write an
inequality that represents this situation.
a) 7p < 21 ; p = -2
b) y – 3 > 8 ; y = -4
HW # 63 Page 144 #s 27, 30, 33 Page 148 #s 1, 3 Page 155 #s 14, 15
Friday 1/15/16
2. Determine the rate of change in
3. Solve:
the graph below:
1.
3
1
a) 10x – 5 ≥ -15
−2 + 5
4
3
b)
Is this a proportional relationship?
```
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